This book constitutes revised selected papers from the First International Conference on
Cryptography and Information Security in the Balkans Balkan Crypt Sec 2014 held in Istanbul
Turkey in October 2014. The 15 papers presented in this volume were carefully reviewed and
selected from 36 submissions. They were organized in topical sections named: symmetric
cryptography cryptographic hardware cryptographic protocols and public key cryptography. The
book also contains one invited talk in full paper length.